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= 2x² - 2xy +3
b) 4x² - 5x +6 = 4x² - 3x -2x + 6
= ( 4x² - 3x ) - ( 2x + 6 )
= 2x ( x - 3 ) -2 ( x - 3 )
=( 2x - 2 ) ( x - 3 )
c) x + 4x² + x - 3 = 5x² + x -3
koefisien x = 0
b. 4x² - 5x +6
koefisien x = - 5
c. x + 4x² + x - 3
koefisien x = 1
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